Robin Gibb | 2010

Robin Gibb | 2010

Vince Bucci / Fox

Top 12 contestants Siobhan Magnus, left, and Aaron Kelly, right, perform with Bary Gibb and Robin Gibb of the Bee Gees at the American Idol Grand Finale 2010 at the Nokia Theatre on May 26, 2010, in Los Angeles.

Top 12 contestants Siobhan Magnus, left, and Aaron Kelly, right, perform with Bary Gibb and Robin Gibb of the Bee Gees at the American Idol Grand Finale 2010 at the Nokia Theatre on May 26, 2010, in Los Angeles. (Vince Bucci / Fox)

Top 12 contestants Siobhan Magnus, left, and Aaron Kelly, right, perform with Bary Gibb and Robin Gibb of the Bee Gees at the American Idol Grand Finale 2010 at the Nokia Theatre on May 26, 2010, in Los Angeles.